M1.7 earthquake 287 km WSW of Adak, Alaska
A magnitude 1.7 earthquake struck 287 km WSW of Adak, Alaska on Wed, Oct 24, 2018, 1:42 AM GMT+12 (13:42 UTC), 30 km (18 mi) below the surface.
A larger quake followed: M4.4 286 km W of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (ML, local (Richter)), micro
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2018-10-23 13:42:43 UTC
- Depth
- 29.6 km (18.4 mi), shallow
- Epicenter
- 51.394° N, 179.288° E
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 10
Nearby
Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 44 in the 30 days before it.
After
- 2.0211 km W of Adak, Alaska · 2901 days ago · 94 km deep · 79 km away
- 2.1280 km WSW of Adak, Alaska · 2900 days ago · 33 km deep · 7 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 2899 days ago · 32 km deep · 34 km away
- 1.5271 km W of Adak, Alaska · 2898 days ago · 63 km deep · 26 km away
- 1.5269 km W of Adak, Alaska · 2897 days ago · 20 km deep · 59 km away
- 2.3Rat Islands, Aleutian Islands, Alaska · 2897 days ago · 29 km deep · 34 km away
- 1.7299 km WSW of Adak, Alaska · 2897 days ago · 13 km deep · 27 km away
- 2.0204 km WSW of Adak, Alaska · 2895 days ago · 13 km deep · 92 km away
- 2.5267 km W of Adak, Alaska · 2895 days ago · 209 km deep · 65 km away
- 2.5240 km WSW of Adak, Alaska · 2895 days ago · 14 km deep · 65 km away
- 3.9Rat Islands, Aleutian Islands, Alaska · 2894 days ago · 22 km deep · 84 km away
- 2.9265 km WSW of Adak, Alaska · 2893 days ago · 47 km deep · 23 km away
- 1.6262 km W of Adak, Alaska · 2893 days ago · 21 km deep · 62 km away
- 4.3257 km W of Adak, Alaska · 2893 days ago · 174 km deep · 74 km away
- 2.5Rat Islands, Aleutian Islands, Alaska · 2893 days ago · 35 km deep · 35 km away
- 1.6267 km W of Adak, Alaska · 2892 days ago · 21 km deep · 57 km away
- 1.5263 km W of Adak, Alaska · 2892 days ago · 17 km deep · 59 km away
- 3.9Rat Islands, Aleutian Islands, Alaska · 2887 days ago · 85 km deep · 55 km away
- 3.6272 km WSW of Adak, Alaska · 2886 days ago · 35 km deep · 24 km away
- 3.0Rat Islands, Aleutian Islands, Alaska · 2878 days ago · 10 km deep · 75 km away
- 2.2225 km W of Adak, Alaska · 2878 days ago · 14 km deep · 82 km away
- 2.4205 km WSW of Adak, Alaska · 2876 days ago · 9 km deep · 99 km away
- 2.7240 km WSW of Adak, Alaska · 2874 days ago · 12 km deep · 69 km away
- 3.4240 km WSW of Adak, Alaska · 2871 days ago · 31 km deep · 78 km away
- 4.4286 km W of Adak, Alaska · 2867 days ago · 185 km deep · 95 km away
- 2.4252 km W of Adak, Alaska · 2863 days ago · 79 km deep · 38 km away
- 4.2197 km WSW of Adak, Alaska · 2862 days ago · 50 km deep · 93 km away
- 3.0270 km WSW of Adak, Alaska · 2861 days ago · 10 km deep · 69 km away
- 2.6198 km W of Adak, Alaska · 2849 days ago · 14 km deep · 97 km away
- 2.4273 km W of Adak, Alaska · 2848 days ago · 32 km deep · 31 km away
- 3.7220 km WSW of Adak, Alaska · 2845 days ago · 35 km deep · 82 km away
- 3.8219 km WSW of Adak, Alaska · 2845 days ago · 10 km deep · 96 km away
Before
- 1.7265 km WSW of Adak, Alaska · 2901 days ago · 17 km deep · 38 km away
- 1.9256 km W of Adak, Alaska · 2902 days ago · 101 km deep · 54 km away
- 2.1Rat Islands, Aleutian Islands, Alaska · 2902 days ago · 82 km deep · 48 km away
- 1.6Rat Islands, Aleutian Islands, Alaska · 2903 days ago · 32 km deep · 36 km away
- 2.5220 km W of Adak, Alaska · 2904 days ago · 80 km deep · 67 km away
- 2.3278 km WSW of Adak, Alaska · 2904 days ago · 1 km deep · 41 km away
- 4.3287 km WSW of Adak, Alaska · 2904 days ago · 38 km deep · 36 km away
- 1.7235 km WSW of Adak, Alaska · 2904 days ago · 13 km deep · 55 km away
- 1.8254 km WSW of Adak, Alaska · 2905 days ago · 15 km deep · 39 km away
- 1.8188 km WSW of Adak, Alaska · 2905 days ago · 12 km deep · 99 km away
- 2.0234 km W of Adak, Alaska · 2909 days ago · 13 km deep · 57 km away
- 2.6267 km WSW of Adak, Alaska · 2909 days ago · 45 km deep · 20 km away
- 2.5Rat Islands, Aleutian Islands, Alaska · 2911 days ago · 107 km deep · 71 km away
- 2.6287 km WSW of Adak, Alaska · 2912 days ago · 56 km deep · 2 km away
- 1.9241 km WSW of Adak, Alaska · 2912 days ago · 26 km deep · 71 km away
- 2.1248 km W of Adak, Alaska · 2913 days ago · 95 km deep · 56 km away
- 1.5Rat Islands, Aleutian Islands, Alaska · 2913 days ago · 7 km deep · 51 km away
- 1.5250 km WSW of Adak, Alaska · 2913 days ago · 17 km deep · 39 km away
- 1.7204 km W of Adak, Alaska · 2915 days ago · 26 km deep · 85 km away
- 2.0Rat Islands, Aleutian Islands, Alaska · 2917 days ago · 57 km deep · 82 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak018dlr2gh5 (also filed as ak20289544). Read Fri, Oct 2, 2026, 4:37 AM UTC.